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UART 485/232/TTL
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RS485 Modues & relays
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Wireless RS485/RS232 series 1
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top saler
N4DSB03 1-2CH RS485 Digital Temperature Collector Module -55 to +125C DS18B20 Sensor DC 5V 12V 24V for Thermostat Smart Home R46CA01
US$3.99
N4VIA02 5A Multifunctional RS485 Ammeter & Voltmeter 0-30V Voltage & 0-5A Current Measurement Module Modbus RTU
US$7.99
DM56A04 4 Bit DC 5V 12V 24V RS485 Digital Tube Characters LED Display Module Modbus RTU for PLC Configuration Software Configuration Software
US$9.99
RT4AE01 VHF/UHF Radio Modem 433M/RS485/RS232/USB Wireless Transceiver Serial Data Long-Distance Transmission Module
US$19.99
R4IVB02 Power 6-25V IN0-20MA Low-Cost 2-AI Modbus RS485 Voltage Current 12Bit ADC Collection Module 4-20mA 0-10V PLC HMI Analog Remote IO Expansion Board
US$3.99
N4DSB03 1-2CH RS485 Digital Temperature Collector Module -55 to +125C DS18B20 Sensor DC 5V 12V 24V for Thermostat Smart Home R46CA01
US$4.36
New Products [more]
DD2913MA 3.3V 36W Synchronous DC-DC Buck Converter Module DC 5-30V to 3V 3.3V 4.2V 5V 6V 7.5V 9V 12V Power Supply for 3D Printer Motor LED
US$1.99
DD2913MA 9V 36W Synchronous DC-DC Buck Converter Module DC 5-30V to 3V 3.3V 4.2V 5V 6V 7.5V 9V 12V Power Supply for 3D Printer Motor LED
US$1.99
N4I6N06 24V 6AI-4DI-6DO 4-20MA Analog Digital Mixed Remote IO Module RS485 Modbus RTU Dry Contact Relay Board
US$19.99
N4DOJ24 12V 24CH RS485 Relay Modbus RTU Module 10A NC COM NO Dry Contact Output Interface DIN35 C45 Rail Box UART PC PLC Expansion Board
US$39.99
DD2913MA 3V 36W Synchronous DC-DC Buck Converter Module DC 5-30V to 3V 3.3V 4.2V 5V 6V 7.5V 9V 12V Power Supply for 3D Printer Motor LED
US$1.99
DD2913MA 5V 36W Synchronous DC-DC Buck Converter Module DC 5-30V to 3V 3.3V 4.2V 5V 6V 7.5V 9V 12V Power Supply for 3D Printer Motor LED
US$1.99
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UART 485/232/TTL
RS485 Modues & relays
RS485 Modues & relays
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RT18A01 Master-slave Network Transceiver Wireless Repeater FSK 868M UHF FR Module DTU Board For PTZ Camera
US$13.99
RT18A01 RS485 Master-slave Network Transceiver Wireless Repeater FSK 433M 868M UHF FR Module DTU Board For PTZ Camera
US$13.99
RT4AE01 VHF/UHF Radio Modem 868M/RS485/RS232/USB Wireless Transceiver Serial Data Long-Distance Transmission Module
US$19.99
RT4AE01 VHF/UHF Radio Modem 868M RS232/USB Wireless Transceiver Serial Data Long-Distance Transmission Module
US$19.99
RT4AE01 VHF/UHF Radio Modem 433M RS232/USB Wireless Transceiver Serial Data Long-Distance Transmission Module
US$19.99
RT4AE01 VHF/UHF Radio Modem 868M RS232/USB Wireless Transceiver Serial Data Long-Distance Transmission Module
US$19.99
RT4AE01 VHF/UHF Radio Modem 433M RS232/USB Wireless Transceiver Serial Data Long-Distance Transmission Module
US$19.99
RT5BF01 N4RFA04 Relay RT5BF01 DC 12V 433M Wireless RS485 IO Point-to-Point Master-Slave RF Transceiver Relay Swicth Board for Water Pump LED PTZ PLC
US$32.99
RT5BF01 N4RFA04 DC 12V 433M Wireless RS485 IO Point-to-Point Master-Slave RF Transceiver Relay Swicth Board for Water Pump LED PTZ PLC
US$15.99
N4RFA04 Relay RT5BF01 DC24V 433M Wireless RS485 IO Point-to-Point Master-Slave RF Transceiver Relay Swicth Board for Water Pump LED PTZ PLC
US$19.99
N4RFA04 Relay RT5BF01 DC 12V 433M Wireless RS485 IO Point-to-Point Master-Slave RF Transceiver Relay Swicth Board for Water Pump LED PTZ PLC
US$19.99
RT5BF01 N4RFA04 Relay RT5BF01 DC 24V 433M Wireless RS485 IO Point-to-Point Master-Slave RF Transceiver Relay Swicth Board for Water Pump LED PTZ PLC
US$32.99
RT24G01 UHF Radio Modem 2Mbps Air Data Rate RS485 Fast Transceiver 2.4G 20DBM Quasi-Full-Duplex UART DTU Module for Smart Meter Scale
US$15.99
R4PIN08 8DI with pin 8CH Multifunction RS485 Remote IO 2.54mm Pin Core Board Modbus Rtu Master-slave Digital Collection Module DC 5V 12V 24V
US$3.99
R4PIN08 8DO with pin 8CH Multifunction RS485 Remote IO 2.54mm Pin Core Board Modbus Rtu Master-slave Digital Collection Module DC 5V 12V 24V
US$3.99
R4PIN08 With pin 4DI-4DO 8CH Multifunction RS485 Remote IO 2.54mm Pin Core Board Modbus Rtu Master-slave Digital Collection Module DC 5V 12V 24V
US$3.99
R4PIN08 2DI-6DO 8CH Multifunction RS485 Remote IO 2.54mm Pin Core Board Modbus Rtu Master-slave Digital Collection Module DC 5V 12V 24V
US$3.99
R4PIN08 With pin 2DI-6DO 8CH Multifunction RS485 Remote IO 2.54mm Pin Core Board Modbus Rtu Master-slave Digital Collection Module DC 5V 12V 24V
US$3.99
R4PIN08 6DI-2DO 8CH Multifunction RS485 Remote IO 2.54mm Pin Core Board Modbus Rtu Master-slave Digital Collection Module DC 5V 12V 24V
US$3.99
R4PIN08 With pin 6DI-2DO 8CH Multifunction RS485 Remote IO 2.54mm Pin Core Board Modbus Rtu Master-slave Digital Collection Module DC 5V 12V 24V
US$3.99
N4A4I06 12V 14CH Multifunction RS485 Network Bus NTC Temperature Collector 4AI-4DI-6DO Modbus RTU PLC Remote IO Analog Digital Expander
US$26.99
N4A4I06 24V 14CH Multifunction RS485 Network Bus NTC Temperature Collector 4AI-4DI-6DO Modbus RTU PLC Remote IO Analog Digital Expander
US$26.99
R44IM04 0-20mA 12CH 12V 24V RS485 Analog Digital IO Module 4AI-4DI-4DO PLC Remote I/O Board Modbus RTU 01/02/03/04/05/06/15/16 Function Code
US$7.99
R44IM04 0-20mA 12CH 12V 24V RS485 Analog Digital IO Module 4AI-4DI-4DO PLC Remote I/O Board Modbus RTU 01/02/03/04/05/06/15/16 Function Code
US$7.99
R44VL04 0-10V 12CH 12V 24V RS485 Analog Digital IO Module 4AI-4DI-4DO PLC Remote I/O Board Modbus RTU 01/02/03/04/05/06/15/16 Function Code
US$7.99
R44VL04 0-10V 12CH 12V 24V RS485 Analog Digital IO Module 4AI-4DI-4DO PLC Remote I/O Board Modbus RTU 01/02/03/04/05/06/15/16 Function Code
US$7.99
R4DIK04 12V 0-20mA 4AI 4DI 4DO ModBus Gateway Module Digital Analog Quantity Acquisition Switching Value Current Voltage 4-20MA 0-5V 0-10V
US$16.99
R4DIK04 12V 0-20mA 4AI 4DI 4DO ModBus Gateway Module Digital Analog Quantity Acquisition Switching Value Current Voltage 4-20MA 0-5V 0-10V
US$17.99
R4DVI04 12V 0-10V 4AI 4DI 4DO ModBus Gateway Module Digital Analog Quantity Acquisition Switching Value Current Voltage 4-20MA 0-5V 0-10V
US$16.99
R4DIK04 24V 0-20mA 4AI 4DI 4DO ModBus Gateway Module Digital Analog Quantity Acquisition Switching Value Current Voltage 4-20MA 0-5V 0-10V
US$17.99
R4DVI04 24V 0-10V 4AI 4DI 4DO ModBus Gateway Module Digital Analog Quantity Acquisition Switching Value Current Voltage 4-20MA 0-5V 0-10V
US$16.99
R4DIK04 24V 0-20mA 4AI 4DI 4DO ModBus Gateway Module Digital Analog Quantity Acquisition Switching Value Current Voltage 4-20MA 0-5V 0-10V
US$16.99
R4DVI04 12V_R 0-10V 4AI 4DI 4DO ModBus Gateway Module Digital Analog Quantity Acquisition Switching Value Current Voltage 4-20MA 0-5V 0-10V
US$17.99
R4DVI04 24V 0-10V 4AI 4DI 4DO ModBus Gateway Module Digital Analog Quantity Acquisition Switching Value Current Voltage 4-20MA 0-5V 0-10V
US$17.99
AMIDJ14 6AI-4DI-4DO Multi-function RS485 Collector Analog Digital Input & Output MODBUS RTU PLC Expansion Board DC 12V 24V AMIDJ14
US$26.99
AMVDK15 3 IN 1 6VI-4DI-4DO 0-5V/0-10V Voltage Analog Collector & 4CH NPN DI-DO Digital IO RS485 MODBUS RTU for PLC HMI PC
US$26.99
RYR404A Easy Setup12V 4 Channels Modbus Relay Board IOT RS485 Network PC UART Industrial Control Switch Module for PLC HMI TP PTZ
US$16.99
RYR404A with Din Rail Easy Setup12V 4 Channels Modbus Relay Board IOT RS485 Network PC UART Industrial Control Switch Module for PLC HMI TP PTZ
US$17.99
RYR404A with Din Rail Easy Setup 24V 4 Channels Modbus Relay Board IOT RS485 Network PC UART Industrial Control Switch Module for PLC HMI TP PTZ
US$17.99
RYR404A Easy Setup 24V 4 Channels Modbus Relay Board IOT RS485 Network PC UART Industrial Control Switch Module for PLC HMI TP PTZ
US$16.99
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